<template>
  <div class="container" :class="{ 'sign-up-mode': signUpMode }">
    <!-- form表单容器 -->
    <div class="forms-container">
      <div class="signin-signup">
        <!-- 登陆 -->
        <el-form
          ref="user"
          :rules="loginRules"
          :model="user"
          label-width="80px"
          class="loginForm sign-in-form"
        >
          <el-form-item label="账号" prop="text">
            <el-input
              v-model="user.T_USER_ID"
              placeholder="请输入账号"
            ></el-input>
          </el-form-item>
          <el-form-item label="密码" prop="password">
            <el-input
              v-model="user.T_PASSWORD"
              placeholder="请输入密码"
              type="password"
              @keyup.enter.native="handleLogin('formValidator')"
            ></el-input>
          </el-form-item>

          <el-form-item>
            <el-button
              @click="handleLogin('formValidator')"
              type="primary"
              class="submit-btn"
            >登录</el-button>
          </el-form-item>

          <!-- 找回密码 -->
          <div class="tiparea">
            <p>忘记密码? <a href="#">立即找回</a></p>
          </div>
        </el-form>
        <!-- 注册 -->
      </div>
    </div>
    <!-- 左右切换动画 -->
    <div class="panels-container">
      <div class="panel left-panel">
        <div class="content">
          <h3>学习是为了有更多的选择,让生活变的更美好!</h3>
          <p>何以解忧,唯有学习</p>
          <!--          <button @click="signUpMode = !signUpMode" class="btn transparent">-->
          <!--            管理员-->
          <!--          </button>-->
        </div>
        <img src="@/assets/img/log.svg" class="image" alt="" />
      </div>

      <div class="panel right-panel">
        <div class="content">
          <h3>以人为镜,可明得失, 以代码为镜,可通逻辑!</h3>
          <p>学无止境,让你的生活更有趣</p>
          <button @click="signUpMode = !signUpMode" class="btn transparent">
            学生
          </button>
        </div>
        <img src="@/assets/img/register.svg" class="image" alt="" />
      </div>
    </div>
  </div>
</template>
<script>
  import { ref, getCurrentInstance } from "vue";
  import { isvalidUsername } from "@/utils/loginValidator";
  //import { registerUser, registerRules } from "@/utils/registerValidator";
  // import RegisterForm from "@/components/RegisterForm.vue";
  export default {
    name: "LoginRegister",
    data() {
      const validateUsername = (rule, value, callback) => {
        if (!isvalidUsername(value)) {
          callback(new Error("请输入正确的用户名"));
        } else {
          callback();
        }
      };
      const validatePass = (rule, value, callback) => {
        if (value.length < 6) {
          callback(new Error("密码不能小于6位"));
        } else {
          callback();
        }
      };

      return {
        user: {
          T_USER_ID: "",
          T_PASSWORD: ""
        },
        loginRules: {
          T_USER_ID: [
            { required: true, trigger: "blur", validator: validateUsername },
          ],
          T_PASSWORD: [
            { required: true, trigger: "blur", validator: validatePass },
          ],
        },
        loading: false,
        passwordType: "password",
        redirect: undefined,
        signUpMode: false,
      };
    },
    watch: {
      $route: {
        handler: function (route) {
          this.redirect = route.query && route.query.redirect;
        },
        immediate: true,
      },
    },
    methods: {
      showPwd() {
        if (this.pwdType === "password") {
          this.pwdType = "";
        } else {
          this.pwdType = "password";
        }
      },
      handleLogin() {
        this.$refs.user.validate((valid) => {
          if (valid) {
            this.loading = true;
            this.$store
              .dispatch("Login", this.user)
              .then(() => {
                this.loading = false;
                this.$router.push({ path: this.redirect || "/" });
              })
              .catch(() => {
                this.loading = false;
              });
          } else {
            alert("登录失败");
            return false;
          }
        });
      },

      // components: { LoginForm, RegisterForm },
    },
  };
</script>
<style scoped>
  .container {
    position: relative;
    width: 100%;
    background-color: #fff;
    min-height: 100vh;
    overflow: hidden;
  }

  .forms-container {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
  }

  .signin-signup {
    position: absolute;
    top: 50%;
    transform: translate(-50%, -50%);
    left: 75%;
    width: 44%;
    transition: 1s 0.7s ease-in-out;
    display: grid;
    grid-template-columns: 1fr;
    z-index: 5;
  }

  /* 左右切换动画 */
  .social-text {
    padding: 0.7rem 0;
    font-size: 1rem;
  }

  .social-media {
    display: flex;
    justify-content: center;
  }

  .social-icon {
    height: 46px;
    width: 46px;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 0.45rem;
    color: #333;
    border-radius: 50%;
    border: 1px solid #333;
    text-decoration: none;
    font-size: 1.1rem;
    transition: 0.3s;
  }

  .social-icon:hover {
    color: #4481eb;
    border-color: #4481eb;
  }

  .btn {
    width: 150px;
    background-color: #5995fd;
    border: none;
    outline: none;
    height: 49px;
    border-radius: 49px;
    color: #fff;
    text-transform: uppercase;
    font-weight: 600;
    margin: 10px 0;
    cursor: pointer;
    transition: 0.5s;
  }

  .btn:hover {
    background-color: #4d84e2;
  }
  .panels-container {
    position: absolute;
    height: 100%;
    width: 100%;
    top: 0;
    left: 0;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
  }

  .container:before {
    content: "";
    position: absolute;
    height: 2000px;
    width: 2000px;
    top: -10%;
    right: 48%;
    transform: translateY(-50%);
    background-image: linear-gradient(-45deg, #4481eb 0%, #04befe 100%);
    transition: 1.8s ease-in-out;
    border-radius: 50%;
    z-index: 6;
  }

  .image {
    width: 100%;
    transition: transform 1.1s ease-in-out;
    transition-delay: 0.4s;
  }

  .panel {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    justify-content: space-around;
    text-align: center;
    z-index: 6;
  }

  .left-panel {
    pointer-events: all;
    padding: 3rem 17% 2rem 12%;
  }

  .right-panel {
    pointer-events: none;
    padding: 3rem 12% 2rem 17%;
  }

  .panel .content {
    color: #fff;
    transition: transform 0.9s ease-in-out;
    transition-delay: 0.6s;
  }

  .panel h3 {
    font-weight: 600;
    line-height: 1;
    font-size: 1.5rem;
  }

  .panel p {
    font-size: 0.95rem;
    padding: 0.7rem 0;
  }

  .btn.transparent {
    margin: 0;
    background: none;
    border: 2px solid #fff;
    width: 130px;
    height: 41px;
    font-weight: 600;
    font-size: 0.8rem;
  }

  .right-panel .image,
  .right-panel .content {
    transform: translateX(800px);
  }

  /* ANIMATION */

  .container.sign-up-mode:before {
    transform: translate(100%, -50%);
    right: 52%;
  }

  .container.sign-up-mode .left-panel .image,
  .container.sign-up-mode .left-panel .content {
    transform: translateX(-800px);
  }

  .container.sign-up-mode .signin-signup {
    left: 25%;
  }

  .container.sign-up-mode form.sign-up-form {
    opacity: 1;
    z-index: 2;
  }

  .container.sign-up-mode form.sign-in-form {
    opacity: 0;
    z-index: 1;
  }

  .container.sign-up-mode .right-panel .image,
  .container.sign-up-mode .right-panel .content {
    transform: translateX(0%);
  }

  .container.sign-up-mode .left-panel {
    pointer-events: none;
  }

  .container.sign-up-mode .right-panel {
    pointer-events: all;
  }

  @media (max-width: 870px) {
    .container {
      min-height: 800px;
      height: 100vh;
    }
    .signin-signup {
      width: 100%;
      top: 95%;
      transform: translate(-50%, -100%);
      transition: 1s 0.8s ease-in-out;
    }

    .signin-signup,
    .container.sign-up-mode .signin-signup {
      left: 50%;
    }

    .panels-container {
      grid-template-columns: 1fr;
      grid-template-rows: 1fr 2fr 1fr;
    }

    .panel {
      flex-direction: row;
      justify-content: space-around;
      align-items: center;
      padding: 2.5rem 8%;
      grid-column: 1 / 2;
    }

    .right-panel {
      grid-row: 3 / 4;
    }

    .left-panel {
      grid-row: 1 / 2;
    }

    .image {
      width: 200px;
      transition: transform 0.9s ease-in-out;
      transition-delay: 0.6s;
    }

    .panel .content {
      padding-right: 15%;
      transition: transform 0.9s ease-in-out;
      transition-delay: 0.8s;
    }

    .panel h3 {
      font-size: 1.2rem;
    }

    .panel p {
      font-size: 0.7rem;
      padding: 0.5rem 0;
    }

    .btn.transparent {
      width: 110px;
      height: 35px;
      font-size: 0.7rem;
    }

    .container:before {
      width: 1500px;
      height: 1500px;
      transform: translateX(-50%);
      left: 30%;
      bottom: 68%;
      right: initial;
      top: initial;
      transition: 2s ease-in-out;
    }

    .container.sign-up-mode:before {
      transform: translate(-50%, 100%);
      bottom: 32%;
      right: initial;
    }

    .container.sign-up-mode .left-panel .image,
    .container.sign-up-mode .left-panel .content {
      transform: translateY(-300px);
    }

    .container.sign-up-mode .right-panel .image,
    .container.sign-up-mode .right-panel .content {
      transform: translateY(0px);
    }

    .right-panel .image,
    .right-panel .content {
      transform: translateY(300px);
    }

    .container.sign-up-mode .signin-signup {
      top: 5%;
      transform: translate(-50%, 0);
    }
  }

  @media (max-width: 570px) {
    form {
      padding: 0 1.5rem;
    }

    .image {
      display: none;
    }
    .panel .content {
      padding: 0.5rem 1rem;
    }
    .container {
      padding: 1.5rem;
    }

    .container:before {
      bottom: 72%;
      left: 50%;
    }

    .container.sign-up-mode:before {
      bottom: 28%;
      left: 50%;
    }
  }

  /* 控制login & register显示 */
  form {
    padding: 0rem 5rem;
    transition: all 0.2s 0.7s;
    overflow: hidden;
  }

  form.sign-in-form {
    z-index: 2;
  }

  form.sign-up-form {
    opacity: 0;
    z-index: 1;
  }

  /* register */
  .registerForm {
    margin-top: 20px;
    background-color: #fff;
    padding: 20px 40px 20px 20px;
    border-radius: 5px;
    box-shadow: 0px 5px 10px #cccc;
  }

  .submit-btn {
    width: 100%;
  }
  /* form表单 */
  .loginForm {
    margin-top: 20px;
    background-color: #fff;
    padding: 40px 40px 40px 40px;
    border-radius: 5px;
    box-shadow: 0px 5px 10px #cccc;
  }

  .submit-btn {
    width: 100%;
  }
  .tiparea {
    text-align: right;
    font-size: 12px;
    color: #333;
  }
  .tiparea p a {
    color: #409eff;
  }
</style>
